Impact of Orthognathic Surgery on Quality of Life in Patients with Dentofacial Deformities

Table 4

Comparison of OQLQ and its subdomains from baseline (1) to postoperative 6+ months (4).

Variables	-			-			-			-			-			-
	Mean			Mean			Mean			Mean			Mean			Mean
	(SD)			(SD)			(SD)			(SD)			(SD)			(SD)
OQLQ	9.27	0.02	.22	21.95	<0.001	.54	27.37	<0.001	.63	10.85	0.001	.32	16.35	<0.001	.47	5.02	<0.001	.20
	(23.2)			(23.9)			(22.0)			(17.2)			(14.2)			(8.3)
Aesthetic	7.64	<0.001	.59	8.95	<0.001	.67	9.48	<0.001	.70	1	0.219	.12	1.83	0.001	.25	.62	0.163	.10
	(7.3)			(7.0)			(6.3)			(4.7)			(2.9)			(2.7)
Function	−5.43	<0.001	−.45	0.25	0.79	.02	3.02	0.001	.30	5.05	<0.001	.42	7.83	<0.001	.62	2.35	<0.001	.25
	(5.4)			(6)			(5.5)			(5.8)			(6.1)			(3.2)
Awareness	1.48	0.018	.15	2.95	0.001	.33	4.46	<0.001	.50	1.08	0.102	.12	2.43	0.001	.29	1.47	<0.001	.20
	(3.6)			(5.1)			(4.9)			(3.8)			(4.1)			(2.7)
Social	5.56	0.008	.28	9.8	<0.001	.55	10.39	<0.001	.57	3.71	0.006	.26	4.2	<0.001	.30	.57	0.335	.06
	(1.9)			(10.9)			(9.8)			(7.5)			(4)			(3.7)

is significant; ES = effect size: <0.2 = minimal change; 0.2–0.49 = small change; 0.5–0.8 = moderate change; >0.8 = large change.